ตัวอย่างการตรวจ English Proofreading & Editing (Sample#7)

Original

Edited

Countries around the world with mining even closed down, the problem of heavy metal remains, such as the residue of lead and other toxic metals from mining.

Countries around the world have experienced the problem of heavy metal residues from the mining of lead and other toxic metals.

Because:

1. Improved clarity of meaning
2. Reduction in word count by 22% without loss of meaning