In Canadian football, while only 12* players are playing on the field at once, teams need more than just 12* players. They must have an offensive and defensive team. Most highâ¦ school football teams have 1st, 2nd, and 3rd string players, so thirty to forty players is a reasonable number.
Gastroenteritis may result from ingesting chemical toxins (see Chemical Food Poisoning). These toxins are usually produced by a plant, such as poisonous mushrooms, or by certain kinds of exotic seafood and thus are not the product of an infection.
a side effect of these chemical reactions is a lot of heat the fact that the chemical reactions in a fire generate a lot of new heat is what sustains the fire many fuels burn in one step gasoline is a good example heat vaporizes gasoline and it all burns as a volatile gaslame color varies depending on what you re burning and how hot it is color variation within in a flame is caused by uneven temperature typically the hottest part of a flame the base glows blue and the cooler parts at the top glow orange or yellow