Herbs @ Work 04 Nov, 2014 Fomentation means local application of moist heat by means of cloth wrung from boiling water or from steam tank. Follow this procedure for the same - Apply Knivitol Liniment Plus to the affected area. Wring out one bath towel from boiling water. Spread the dry towel on the table and wrap the hot towel. Apply the hot towel to the body area to be treated, over the dry towel. Change fomentation every 5 minutes or till it gets warm or cool. Don’t wait till towel get cold before removing it.