Definitions for "STEL"
Keywords:  tlv, acgih, workday, twa, exceeded
A term used by ACGIH to express a 15-minute time weighted average exposure which should not be exceeded at any time during a workday.
Short Term Exposure Limits, or maximum concentration for a continuous exposure period of 15 minutes (with a maximum of four such periods per day, with at least 60 minutes between exposure periods, and the TLV-TWA is not exceeded.
Short-term exposure limits. (ACGIH)
Stel is a fictional comic book superhero, an extraterrestrial robot from the planet Grenda, and a member of the intergalactic police force known as the Green Lantern Corps.