Never, some people might think that when the whole human civilization ends, the religion will be wiped out, but it's wrong.
*Only the atheist will ask this type of question.
For it to be completely clean, yes, however, most people don't clean a gun to that degree.
it got completely wiped out by bombs
It has apparently wiped them out completely, as none remain.
Pickett's Division was almost completely wiped out.
Language, religion and culture were often forced on the conquered. Sometimes the original language, culture and religion were wiped out and replaced with the conqueror's religion, language and culture.
As a purebred race, the Tasmanian Aborigines have been completely wiped out.
There are not completely sold on God but they 'respect' the religion
when the last individual member of a specie dies. That type of specie is completely wiped out with no hope of reviving.
The capital of Portugal, Lisbon, was almost completely destroyed by a tsunami.
Extinction happens when an endangered species is completely wiped out by human activity or natural disaster for example:- the Ice Age when the mammoths and the other animals which went extinct at the same time
from aliens in a long time or the sun will die.
"their" religion :) When a non-muslim converts to Islam, it is as if they have been reborn. Their slate is wiped clean and they start a fresh clean life as a Muslim.