Mescalero-Chiricahua Apache is a family of languages that is spoken in Oklahoma and New Mexico. The Oklahoma language is in dire need of assistance; while most Indigenous languages in North America are in danger of extinction, this one has as few as three native speakers remaining.
Basic problems with corrosive chemicals... Corrosive: A chemical, (solid, liquid or gas), that can cause destructive damage to body tissues at the site of contact. It can cause severe burns to the skin and can eat through clothing, metal and other materials.
Re: DETECTOR: Propane or Combustible Gas. A CO detector does not normally detect natural or propane gas leaks. CO is a byproduct produced from burning these gases. To detect gas leaks in the piping, you need a combustible gas sniffer. Maybe some detectors do both, but not many, and it would say it does.