no
My mom & grandma used to put it in my ears for earaches or when you get the ringing sensation in your ears. I have used it for years on myself, kids, grandkids. Usually gets a head start on preventing earaches.
yes
Fish oil should not cause a change in the color of your bowels. It may affect how often you go to the bathroom.
Sweet oil will not cause any pain in the ears. As a child, I had earaches often. My Mom put warm sweet oil in my ears all the time for earaches.
lots
Yes
They chemical reactions cause a odour similar to that of fish.
Not if you sit on a dolphin.
yes
Yes, it can. It can also cause cancer in your kidneys.
Oil depots can cause water pollution. This in turn can cause animals and fish to get sick and die. This disrupts the ecosystem.
Some fish contain oils that cannot be digested by some people. Among the fish are escolar, also known as butterfish, and I have personally experienced this phenomenon after eating what was labeled as "sea bass".