How to filter wine<br>Obtain a gravity flow filter. This method of filtering is the cheapest of all the filtration methods. It works by connecting the filter body, containing a filter pad, with a siphon tube.
The only filters that exist are anti-gravity.
( z1 filter :ARG0-of ( z2 oppose :ARG1 ( z3 gravity ) ) :mod ( z4 only ) :ARG1-of ( z5 exist ) )