If a potter kneads the soil with impure water when making the pot, then the use of such a baked pot made with filthy soil will be permissible and wudhu will be correct with the water that is present in it.

Therefore, the things made of leather e.g. caps, belts, etc. which are available in the market, will be regarded as pure. 

The ruling regarding recycled water is that the body and clothes will not become impure by this water touching it.

If impurity falls into the tank when its water is flowing from both sides i.e. water is being pumped from the well on one side [of the tank] and it is being released out [of the tank] on the other side,

Ghusl will become necessary by using a condom in sexual intercourse.

Ghusl is not obligated by inserting this tube in the woman’s womb.

In this case, for the ghusl of haidh (menses) to be correct, the woman must wash the part of the IUD cord which is hanging out of the private part.

It is not an obligation to use soap etc. in ghusl. However,

If the earing is so tight that the water is not able to enter the earring hole, then the earring must be moved around, and water must be inserted.

Sometimes when a person’s tooth becomes rotten, a cap is placed on the top of the tooth.