What does flammable mean in chemistry?

Flammable substances are those gases, liquids and solids that will ignite and continue to burn in air if exposed to a source of ignition.

What is in flammable?

Flammable refers to a property of liquids, solids or compounds that catch fire and how quickly or easily this happens. In terms of occupational health and safety, flammable liquids and gases are often of greatest concern, because they tend to be the most volatile and storing them in a fire-safe way is more difficult.

What is a flammable example?

Flammable: A liquid with a flash point under 100°F is considered flammable. Examples: gasoline, acetone, toluene, diethyl ether, alcohols.

What is flammable in physics?

Flammability is the ability of a chemical to burn or ignite, causing fire or combustion. The degree of difficulty required to cause the combustion of a chemical is quantified through fire testing.

What does flammable mean in chemistry? – Related Questions

Is water flammable?

Water doesn’t burn because it’s already been through the process of combustion. Water is the product of the reaction between hydrogen and oxygen, two elements that support combustion. When these two elements combine, they release a great deal of energy in the form of heat and light.

What makes something flammable?

Flammability is determined by the flash point of a material. Flash point is the minimum temperature at which a liquid forms a vapor above its surface in sufficient concentration that it can be ignited. Flammable liquids have a flash point of less than 100°F. Liquids with lower flash points ignite easier.

Which is flammable gas?

The definition of flammable gas is: Flammable gases are explosive when they are mixed with air or oxygen in the right proportions. Examples of flammable gases are propane, hydrogen, butane, methane, ethylene, acetylene, ammonia, ethane and silane.

What is difference between flammable and inflammable?

If something is flammable it means it can be set fire to, such as a piece of wood. However, inflammable means that a substance is capabble of bursting into flames without the need for any ignition. Unstable liquid chemicals and certain types of fuel fall into this category. The opposite of both words is non-flammable.

What is difference between flammable and combustible?

So, what is the difference between flammable and combustible? Flammable liquids burn at normal working temperatures while combustible liquids need heat before they will ignite. They also have different flashpoints.

What is the difference between flammable and explosive?

Flammability, explosion, and detonation limits are distinct. Flammability limits refer to the range of compositions, for fixed temperature and pressure, within which an explosive reaction is possible when an external ignition source is introduced.

What liquid is most flammable?

1) Chlorine Trifluoride is the most flammable gas

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Of all the dangerous chemical gases, chlorine trifluoride is known to be the most flammable. It is a colorless and extremely reactive gas that can burn through concrete and gravel.

What temperature is considered flammable?

Flammable liquid is any liquid having a flashpoint at or below 199.4 °F (93 °C).

What is extremely flammable?

A substance is considered highly flammable if its ignition point is lower than 90 degrees F.

Is human hair flammable?

While hair is marginally flammable in air, spreading upward but not downward, it burns extremely well at or above 30% O2 in any direction or g-level. The spread is characterized by a quick spread over the surface ‘nap’ or ‘frizz’, followed by continued bulk burning.

Are humans flammable?

The human body isn’t especially flammable, she reasons, and has high water content. Surely the fire would be doused rather quickly even if the body did manage to catch fire. That’s why it takes flames of around 1600 degrees Fahrenheit over two hours or more to cremate human remains.

What object is most flammable?

The Most Flammable Everyday Items That People Use
  • Rubbing Alcohol. Rubbing alcohol is one of the flammable items in your home.
  • Aerosols. Aerosol is a propellant under pressure that is used to dispense some sunscreens, air fresheners, deodorants, and spray paints.
  • Mattresses.
  • Nail Polish.
  • Dryer Lint.
  • Cooking Oil.

What is naturally flammable?

Powdered Sugar & Spices

Similar to flour, powdered sugar is a carbohydrate, and when it gets hot, the sugar molecules can ignite. Powdered spices like cinnamon, chili powder, and garlic all consist of fine particles that can easily catch fire—and some spices even contain flammable oils.

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Is Salt flammable?

No, table salt is not flammable. This is because sodium and chloride, the constituents of salt, form a highly reactive bond, which cannot be broken unless subjected to an extremely high temperature. Salt has a melting point of 800°C, which is unlikely to be witnessed in an everyday environment.

What can’t catch on fire?

Fire-retardant materials used in buildings
  1. Mineral wool.
  2. Gypsum boards.
  3. Asbestos cement.
  4. Perlite boards.
  5. Corriboard.
  6. Calcium silicate.
  7. Sodium silicate.
  8. Potassium silicate.

Do diamonds burn?

Although diamond requires a higher temperature to burn, it does indeed burn via normal carbon combustion. You can even burn diamond in a regular flame if you are patient and conditions are right. To accelerate the burning of diamond, you can give it more heat and more oxygen.

Can water make fire worse?

Do NOT pour water on the fire! Since oil and water do not mix, pouring water can cause the oil to splash and spread the fire even worse.


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