Coconut oil are two type edible and non edible. Non-edible oil uses for as a external. Only visiable impurity removed. In edible oil impure matter removed upto several level by different diffrent chemial.
Olive oil, definitely
Malaysia and Indonesia export palm oil - refined and unrefined. Soybean oil is exported from USA. Olive oil from spain, greece. India is one of the biggest importers of edible oil.
Because the papad is burnt..
An edible oil.
I think 0.000621
There are many quality levels of edible oil. One of the cheapest is Canola oil and here in Canada this is about $3 per litre. - Extra Virgin Olive oil is about $15 per litre. There are many in between.
Although the toxicity of unused motor oil after ingestion is considered low (see Related Links), it isn't exactly what one would call "edible". Used motor oil is considered toxic.
There is not such a thing as an edible plastic food bag. This is because plastic is made from oil.
Of course its edible! Any seafood in the world is edible. But...if about 60 miles worth of seafood is contaminated with oil I really wouldn't eat it. And although the seafood you are pertaining to may be "near" the oil spill, there is a 95% chance that they somehow have oil in their system. I would not take any chances on eating the seafood in that water!
up to 1 mg KOH / gm of the oil
Edible Oil