One day before a testing project, our clients receive a detailed preparation email which reminds them to close their doors and windows either 1 or 12 hours prior to the appointment. The time is based on the testing standard selected by our consultants based on their knowledge of your site conditions. Why is it not the same?

First, let’s talk ab...

Tap water in China is heavily polluted, and these pollutants can cause a variety of health issues. While most urban residents in China know not to drink water straight from the tap, many don’t take the same level of caution when using water for other purposes.

In China’s tap water are many pollutants and contaminants. These commonly include g...