Well there are many type of sand use to build sand trap some uses imported sand which play better and drain faster but it cost a lot than local sand which has larger granules which is really not ideal.
Golf
Grass (roots) will choke itself to death, aerating provides a better growth environment. Putting greens are aerated once a year on most golf courses and the holes are filled in with sand..
what sport do you use a sand wedge <><><> Golf- when your ball lands in a sand trap.
A "sand wedge" is used in the sport of golf.
GolF
a round sand ball
by putting the sand sacks down.
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A "sand Iron" is a golf club (iron) designed to hit a golf ball out of a sand trap or bunker.
Some hunt it for cloathing, or even for sport.
It can if enough is properly applied.
the screen is for putting sand trough and collect small objects in it.