It was the first to use both a cloth filter bag and cleaning attachments.
2.
Folded eight times, she said, the sari cloth filters particles as small as 20 microns.
3.
Her sari-cloth filter, which so impressed the young woman in Bangladesh, is now being tested by 4, 000 families.
4.
:: Better yet, buy reusable cloth filters ( sometimes branded " coffee socks " or " coffee sleeves " ).
5.
The cloth filter provides less than ideal purification on its own-usually filtering is an initial step, to be followed by further disinfection.
6.
Tear-off panels and cloth filters make the new box more effective than the familiar yellow box we all tuck inside our refrigerators.
7.
Nicknamed the " Puffing Billy ", Booth's first petrol-powered, horse-drawn vacuum cleaner relied upon air drawn by a piston pump through a cloth filter.
8.
A major problem with this approach was that the taste of the cloth filter-whether cotton, burlap or an old sock-transferred to the taste of the coffee.
9.
They are made from two pieces of PVC pipe _ a short piece large enough to fit snugly over a smaller, longer piece and hold a cloth filter in place.
10.
Vacuum ceramic filters also have a longer service life while cloth filters have to be replaced, which eventually increases the moisture content of the cake, lowers the productivity and disturbs the production operations.
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