High concentrations of ambient particulate matter (PM) have caused millions premature deaths annually worldwide. The source control strategy was normally implemented to bring the PM pollution down meet standards. However, it took more than 50 years for UK and US. As is hurting people’s health on daily basis in many countries, a fast inexpensive technology should be developed remedy slow pace co...

In today's modern era media for learning are widely spread in the digital world such as internet, there many websites that provide facilities to learn things, one of them is programming language. Petani Kode website can be used things. To measure usability level this website, a test was carried out using SUS questionnaire containing 10 statements. Then data collected will calculated several rul...