If it's not installed properly and if it's not maintained, it could be life-threatening, he said.
It could be life threatening if not properly installed and maintained.
It wouldn't he dangerous if not installed properly
The girl is underground digging for gold.
People are standing outdoors.
people play game
It's a problem that dates back only a couple of years and it doesn't pose much of a threat.
cars in lot
A child wearing reading glasses is at the base of a slide.