Original sentence: In some cases, burns may be limited to areas of exposed skin because the smaller WP particles do not burn completely through personal clothing before being consumed.Phosphorus burns carry an greater risk of mortality than  other forms of burns due to the absorption of phosphorus into the body through the burned area, resulting in liver, heart and kidney damage, and in some cases multi-organ failure
Edited sentence: Burns usually are limited to areas of exposed skin because only the larger WP particles can burn through personal clothing.They may also cause liver, heart or kidney damage