There are three main types of inground swimming pools: concrete, vinyl and fiberglass. All of which are prone to the occasional crack. Luckily for the homeowner such cracks can be repaired. If you are handy you can purchase a do it yourself repair kit at your local pool specialty store.
Yes, an in ground pool can crack during an earthquake if it is close enough to the earthquake.
Need a product to repair crack in fiberglass underwater, and keep it from spreading.
plaster of paris can be used to repair a crack in a drywall.
With a tube of aluminum crack fixer.
Cement!
drain it, chip out around crack repair it with a cement sealer.
idontknow
It is possible for your voice to crack when you are sick.
No.
There are a number of things you could use to repair a crack in the plastic steps in your pool. You could use pool putty for example.
Are you talking about a crack in the engine block? Sorry, it's not repairable.