FAQ

why is fire blue sometimes

Why Is Fire Blue Sometimes?

You get a blue gas flame with a hydrocarbon gas when you have enough oxygen for complete combustion. When you do have sufficient oxygen, the gas flame appears blue because complete combustion creates enough energy to excite and ionize the gas molecules in the flame.

Is fire sometimes blue?

The color blue indicates a temperature even hotter than white. Blue flames usually appear at a temperature between 2,600º F and 3,000º F. Blue flames have more oxygen and get hotter because gases burn hotter than organic materials, such as wood.

What does it mean when the fire is blue?

Blue Flames Indicate Temperatures of 2,300 to 3,000 Degrees

Along with the complete burning of carbon, this is why gas-burning fires typically have a blue flame. They heat up more quickly and to higher temperatures than fires using other fuel sources, resulting in a blue flame.

Is black fire real?

For real: If you shine a low-pressure sodium lamp on a yellow sodium flame, the flame will be black. Flames emits light and heat, so it seems impossible to make black fire. However, you actually can make black fire by controlling the wavelengths of absorbed and emitted light.

Is purple fire real?

Purple flames come from metal salts, such as potassium and rubidium. It’s easy to make purple fire using common household ingredients. Purple is unusual because it’s not a color of the spectrum. Purple and magenta result from a mixture of blue light and red light.

Is white fire real?

White is an elusive fire color because the fuel that supports a flame burns with its own characteristic spectrum.

How Hot is White Fire?
Flame Color Temperature
Yellow 1,200 to 1,400 °C (2,100 to 2,500 °F)
White 1,400 to 1,600 °C (2,500 to 2,900 °F)
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What’s the hottest color of fire?

white-blue
When all flame colors combine, the color is white-blue which is the hottest. Most fires are the result of a chemical reaction between a fuel and oxygen called combustion.Jan 9, 2020

What is blue fire called?

Blue lava, also known as Api Biru, and simply referred to as blue fire or sulfur fire, is a phenomenon that occurs when sulfur burns. It is an electric-blue flame that has the illusory appearance of lava.

How hot is white fire?

2400-2700° Fahrenheit
The color of a fire is a rough gauge of how hot it is. Deep red fire is about 600-800° Celsius (1112-1800° Fahrenheit), orange-yellow is around 1100° Celsius (2012° Fahrenheit), and a white flame is hotter still, ranging from 1300-1500 Celsius (2400-2700° Fahrenheit).Nov 21, 2020

Why fire has no shadow?

The main reason why the flame has no shadow is because the flame itself is a source of light. A shadow is the surface area which is less bright than its surroundings because something is blocking light partially or fully from that area. Therefore, a shadow is nothing but a darker area with the absence of light.

What is the coldest fire can be?

What’s The Coldest Fire Color? In theory, the coldest possible fire color is black. That is the fuel is burning, but so little energy is being produced that there’s no light being emitted and very little heat too.

What is hotter than white hot?

In the English language, we understand “white hot” to be hotter than “red hot,” while “blue” is usually associated with degrees of coldness, as in “cool blue” or “icy blue.” In terms of real temperature, “blue hot” is hotter than “red hot.”

How hot is yellow fire?

In a laboratory under normal gravity conditions and with a closed air inlet, a Bunsen burner burns with yellow flame (also called a safety flame) with a peak temperature of about 2,000 K (3,100 °F). The yellow arises from incandescence of very fine soot particles that are produced in the flame.

Is Violet fire hotter than blue fire?

From the visible spectrum, we know violet would glow the hottest, and blue glows less hot. As this is true for all forms of light, its application is seen in fire, or when an object is heated up. A fire will start to glow red at first, which is the lowest temperature of light waves.

Is Green fire toxic?

A slightly rich mixture that “greens” the blue part of the flame might mean a bit more carbon monoxide coming off your stove top, but it shouldn’t be dangerous. Green flame can be caused by copper salts or corroded copper parts contaminating the flame with copper ions.

What are black flames?

These black flames were a type of enchanted fire that were used in the sixth obstacle of the defences surrounding the Philosopher’s Stone during the 1991–1992 school year at Hogwarts School of Witchcraft and Wizardry.

Is blue fire hotter than green fire?

While blue represents cooler colors to most, it is the opposite in fires, meaning they are the hottest flames.

Why is fire orange?

The bright orange of most wood flames is due to the presence of sodium, which, when heated, emits light strongly in the orange. The blue in wood flames comes from carbon and hydrogen, which emit in the blue and violet.

What color is the coldest?

Blue represents the coldest area in front of the orange (complementary color of blue see complementary colors) which, in turn, is the hottest sector. Green and purple and other shades of blue are in the so-called transition zones COLD COLORS.

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What is hotter than violet fire?

And purple color is combination of red & blue color it means that blue fire is more hotter than purple fire. Temperatures about 932 degrees Fahrenheit produce a red glow, and temperatures between 1,112 and 1,832 degrees F produce red flames.

Is fire hotter than lava?

While lava can be as hot as 2200 F, some flames can be much hotter, such as 3600 F or more, while a candle flame can be as low as 1800 F. Lava is hotter than a typical wood or coal-buring fire, but some flames, such as that of an acetylene torch, is hotter than lava.

Is lava a liquid fire?

Magma is extremely hot liquid and semi-liquid rock located under Earth’s surface. … When magma flows or erupts onto Earth’s surface, it is called lava. Like solid rock, magma is a mixture of minerals. It also contains small amounts of dissolved gases such as water vapor, carbon dioxide, and sulfur.

What is Cold fire?

Cold Fire® is an environmentally friendly fire extinguishing agent that puts out fire faster, safer, with less water, less damage to property, and less risk to firefighters. Cold Fire cools 21 times faster than water, and works to remove heat and the fuel sources from the fire tetrahedron, preventing re-ignition.

Can a person have 2 shadows?

is it possible to have two shadows yet one light source? Most shadows made by a single light source actually do have two parts, the . … But no, if you only have one light source and one object, you can’t get more than one separate shadow.

Does fire have a weight?

If we consider fire to be the hot air that is part of a flame, then, yes, it definitely has mass and it weighs slightly less than air as the heating of the air will cause it to rise above the colder air around it. … This is what you need to know about the mass of fire.

Can air have a shadow?

Yes, air can indeed make shadows. A shadow occurs when an object in a light beam prevents some of the light from continuing on in the forward direction. When the light beam hits a wall or the ground, a darker shape is visible where less light is hitting the surface.

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Can you freeze fire?

If there are no electrons available for bond formation, the substance cannot form a solid. This means that the substance cannot freeze. So, no. It is not possible to freeze fire.

Is steam hotter than fire?

The answer is steam. … A phase change is when liquid water is heated until it becomes steam.

How hot is a flamethrower?

The flamethrower works on the blowtorch principle. While the fuel is burning, the temperature of the flame reaches 1000°C. Lumber cuttings burn four times faster when ignited with flamethrowers than with torches made of various materials.

What is a near black body?

In a dark room, a black body at room temperature appears black because most of the energy it radiates is in the infrared spectrum and cannot be perceived by the human eye. … Black holes are near-perfect black bodies, in the sense that they absorb all the radiation that falls on them.

What is hottest thing in the universe?

The hottest thing in the Universe: Supernova

The temperatures at the core during the explosion soar up to 100 billion degrees Celsius, 6000 times the temperature of the Sun’s core. … That is 360,000 times the temperature at the Sun’s core!

Why do things turn red when hot?

When a hot object starts emitting light, it starts by giving off the lowest energy light, which is red light. As it gets hotter, it then gets enough energy to emit yellow and eventually blue light, while at the same time still emitting the red light.

Are coals hotter than flames?

Are Coals Hotter Than Flames? No, given all else being equal, coal has the same potential heat as the wood beginnings, but due to the lack of oxygen and surface area, they produce less heat. Think about the heat color spectrum. … Yellow flames show they’re hotter than the red coals.

Why fire is hot and ice is cold?

Explanation: fire:- Fire is hot because of thermal energy (heat)is released when the are broken and forms during the combustion reaction and fire is too need oxygen to be still. ice :- obviously when the temperature of the water increases the freezing point also is increased ..

Why Is Azula’s Fire Blue? (Avatar Answers)

Why is Flame Blue or Yellow? Everything about Flames||Curious Harish

Color Temperature

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