CGA PS-1描述了CGA在大气气体中是否应使用加臭剂以检测其存在的问题上的立场，从而降低因富氧或缺氧大气导致事故的可能性。

CGA PS-1 describes CGA's position on the question of whether or not odorants should be used in atmospheric gases to allow their presence to be detected, and thereby reduce the possibility of accidents due to oxygen enriched or deficient atmospheres.