Pastors pay their Social Security and Medicare tax the same way a self-employed person would, through self-employment tax. This tax is 15.3% of income including the housing/parsonage allowance and is calculated on the Schedule SE that is filed with a minister's tax return each year.
Blue-green algae have a high protein, iron, and other mineral content which is absorbed when taken orally. Blue-green algae are being researched for their potential effects on the immune system, swelling (inflammation), and viral infections.
W ith the exception of something like an aquarium set up for jellyfishes, essentially all marine aquariums contain solid materials made of the minerals calcite and aragonite. Oddly enough, these two minerals are made of the same thing though, as both are composed of calcium carbonate in different forms.