and combustible liquids referred to in NFPA 30 and other NFPA codes and. standards. The classification system is based primarily on the flash point of the. liquid; that is, the minimum temperature at which sufficient vapor is given off. the liquid to form an ignitable mixture with air. Flammable liquids are classified by NFPA as Class I, which are further sub-. classified, based upon additional criteria that affect fire risk, as Class IA, Class. IB and Class IC - these liquids have flash points below 100 ÂºF (37.8 ÂºC) or less.
â When the water comes to a boil, throw in the corn and cover with a lid. The amount of time required will range from 1-10 minutes depending on how soft you want it to be and how young the kernels are. If you like it very soft, then let it boil for 10 minutes. â When you are removing the corn from water, use tongs, so that you do not burn your hands.
Boiling is the classic way to prepare sweet corn. You can either use a wide, flat pan and lay the corn on its side, or use a taller stockpot to boil a big batch at once. Either way, fill the pan with enough water to cover the corn and bring it to a boil. Shuck off the outer husk and silk from the corn. Dissolve a tablespoon of salt in the water and add the corn. If your corn is very fresh, cook it for three to five minutes. For corn thatâs a few days old, go for six to eight minutes. â Read More: How to Cook Corn on the Cob.