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…

In Malaysia, nine in ten people suffer from one or more sleep problems. Besides self-rated questionnaire to assess sleep quality, there are different types of sleep trackers available. Among them, non-wearable device such as pressure sensor grid…

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…