| In the digester, a big stainless steel container, a solution of sodium or potassium hydroxide is poured over the carcass. |
| By this means the straw is softened and reduced in bulk, so that a larger quantity can be added before the digester is quite full. |
| The wood chips are placed in the digester and are cooked in a highly corrosive alkaline solution. |
| The waste will be run through a methane digester, a tank in which bacteria break down the feces to create methane. |
| Professor Junichen recommends the use of the digester for the purpose of boiling meat and other food. |
| His action lasted so long that his digester was filled while his heart was freed of gall. |
