Simplify the following text for a Grade 11 native English-speaking person.
Original: Another deadly effect of napalm B , primarily in its use in firebombs , is that napalm `` rapidly deoxygenates the available air '' and it also releases large amounts of deadly carbon monoxide .
Simplified: This is done by mixing different of amounts of napalm and other materials . Another useful ( and dangerous ) effect , primarily involving its use in bombs , was that napalm `` rapidly deoxygenates the available air '' .