The demand for dry food and herbs is very high in the country. Most dried foods and herbs are exposed to bacteria during the drying process. To ensure the safety of dry food and herbs from being exposed to bacteria a heat house is needed. The Rumah…

Pantiliners, compared to sanitary pad, are smaller and thinner pads which are used to absorb light menstrual or vaginal discharges. However, at times, the users raised questions about potential adverse health effects it might bring for frequent…

These days, water filtration method commonly uses chemically made substances. This could be harmful and the sources are limited. Activated carbon that is used in water filters are made from charcoal. Charcoal is non-renewable and has only a finite…