If you have questions about an item, you can get answers directly from the listing: 1  Click the Ask a question link in the listing. 2  On the Find answers page, choose the topic that best fits your question, and look for your question in any Q&A that appears.
Controlled or prescribed burning, also known as hazard reduction burning (HRB), backfire, or swailing, is a technique sometimes used in forest management, farming, prairie restoration or greenhouse gas abatement.Fire is a natural part of both forest and grassland ecology and controlled fire can be a tool for foresters.Hazard reduction or controlled burning is conducted during the cooler months to reduce fuel buildup and decrease the likelihood of serious hotter fires.ire is a natural part of both forest and grassland ecology and controlled fire can be a tool for foresters. Hazard reduction or controlled burning is conducted during the cooler months to reduce fuel buildup and decrease the likelihood of serious hotter fires.
Chemical Burns (3 of 4) Management. Remove any chemical from the patient. Always brush dry chemicals off the skin and clothing before flushing with water. Remove the patientâs clothing. Chemical Burns (4 of 4) Management (contâd) For liquid chemicals, immediately begin to flush the burned area with lots of water. Continue flooding the area for 15 to 20 minutes after the patient says the burning pain has stopped. If the patientâs eye has been burned, hold the eyelid open while flooding the eye.