When you go to the store for toilet paper, only to find that it’s sold out, all is not lost. If the store has an Auto Care section, they might also sell toilet paper meant for mobile homes and recreational vehicles. This type of toilet paper dissolves in water quickly so it can actually be easier on toilets than regular paper, which comes in handy in times of illness.
#15 In ancient times, we used to use these things called 'paper bags'. You might be able to find one in a museum nowadays.