th centuries; and the introduction of factory ships along with the concept of whale harvesting in the first half of the th century. by the late s more than whales were killed annually. [ ] in , the international whaling commission (iwc) banned commercial whaling because of the extreme depletion of most...
fruit and vegetable; for example, the salted product used together with dried alum in eggplant can form stable complex salt with its pigment to prevent the discoloration caused by organic acids. however, it should be noted, for example, it will turn into black ink upon excess amount of iron. when the...