town gas 有冇air? 如有,air許town gas有咩作用?
但係burn mixture of town gas and air唔係好危險,點解仲有air?
2007-03-22 15:32:46 · 1 個解答 · 發問者 2003 2 in 科學 ➔ 化學
town gas have air!~~
the purpose is to make town gas heavier!~~
actually,town gas alone already can burn!~~
so air can increase the esae of burning them!~~
if it is safe!~no problem**
2007-03-22 15:49:22 · answer #1 · answered by Lion 2 · 0⤊ 0⤋