Garbage disposal could include pits for normal waste and incineration for medical waste.
The safety features in question include insensitive high explosive, fire resistant pits and enhanced detonation systems.
The track can include spring-outs and pits.
These included isolated graves and pits from the Neolithic and a hill fort from the Bronze Age.
Heavy metal concerts also usually include head banging, mosh pits, fist pumping, stage diving, and crowd surfing.
The track includes bridges, pits, slopes and sharp turns, making it a challenge to survive before winning against others.
Obstacles in the arenas ("theme parks") include pits and saws.
These remains included sod houses, a forge, cooking pits and boathouses.
Presidio-era features located included the northeastern bastion, the east wall, soil mining pits, and trash-filled pits.
The site was partially excavated in 1970 and the finds included pottery,flints, post settings, shallow pits and a midden.