Tahaarat

Q: Is it permissible if we wash all parts (limbs) in wudhu one time?

Q: If someone is ill and has some disabilities, doing wudu and praying salah will increase the illness. He doesn't have anyone to help him. Can he do tayammum and pray sitting down?

Q: I had a fistulectomy wherein for a few months pus and blood will continuously flow out of the wound. Kindly advise on what measures have to be taken regarding the reading of salah. If I have to read Quraan Shareef what measures do I have to take to be considered paak.

Q: Can we wear and wash clothes made up of recycled plastic fiber in a washing machine with other clothes? Are these clothes pure to use as these days mostly clothes use recycled material.

Q: When a woman using a cotton ball etc. to prevent discharge, is it necessary to remove it & clean oneself before making wudu again if the wudu had broken? This occurs whilst travelling when sometimes the toilet is separate to the wudu area. Must she remove the cotton & reapply it or is she able to just make another wudu?

Q: Please can you help me with the following:

When I flush the toilet, drops of water fall on the seat, does this make the seat napak? If something napaak falls on the toilet seat, I usually wipe the seat with a wet cloth then wipe it with a dry tissue. Sometimes my thigh gets a bit wet when I sit on the seat as the seat is not completely dry after I have dried it, will this make my thigh napaak? 

Q: If I forgot to say Bismillah before doing ritual bath, is my ghusl valid? Is Bismillah mandatory before ghusl?

Q: A girl experiences a white discharge everyday. When discharge dries it turns yellow. Is this Istihada? Is she considered ma'zoor?

Q: I’ve heard from someone that it is impermissible to reuse water for wudhu, however if someone lets the water from the tap run over his arm such that only one side of the arm is being directly hit with the water and the other side is getting wet by the water flowing over the arm, then will this be a valid wudhu?

Q: I had ejaculation so then I performed ghusl. After some time a little semen ejaculated even though I was not aroused. Should I do ghusl again?