Yes you should regularly clean it to maintain it in working order. Use standard tools like towels, water, and lubricant in order to clean it and keep it nice.
If you have stronger soap, your bubbles will last longer.
It has a chance of making you last longer in life terms depending if the other person has stds or not. if so then it does make you last longer.
Yes it can last longer
If you want any batteries to last longer then put the batteries in your fridge and that helps them to last longer!!
To make potions last longer, you add redstone to them.
sleep longer or try to stay asleep longer
Milk is pasteurized which reduces the microbial load. That makes it last longer.
Make sure you press reset button on oil burner longer than forty seconds because that is the manufacturers way of idiot-proofing the furnace against the homeowner.
mlay ko
Proper care.
Put it in a refrigerator
Yes