When a male and male, or male and female have sex in an extremely hot climate or room and the penis and testicles become hot and act like an oven on the mans genitals warming up his semen until he ejaculates a steaming hot pile of ejaculate on to the partners face like a flamethrower. This has resulted in 2nd degree burns for some unfortunate users
Me and Yessica fucked on the hottest day of the year in our tiny bedroom while we were on holiday in Bangkok and It was so hot I accidentally gave her a Mississippi fire spitter.