Original sentence: The reason paraquat is such a widely used suicide agent in third-world countries is due to its widespread availability, low toxic dose (10 mLs or 2 teaspoons is enough to kill) and relative cheapness
Edited sentence: The reason paraquat is such a widely used suicide agent in third-world countries is due to its widespread availability, low toxic dose (10 ml or 2 teaspoons is enough to kill) and relative cheapness