If you're out in the backcountry for more than a day, you're going to need to treat water to make it safe for drinking by removing sediment, bacteria, and other microorganisms that might make you sick. Reflect on your different options for filtering or purifying water, from boiling to chemical treatments, and the pros and cons of each.
Safe Drinking Water in the Wilderness.
The Great Courses, 2019.; [San Francisco, California, USA] : Kanopy Streaming, 2020.
Title from title frames.; Film; In Process Record.
Elizabeth K. Andre
Originally produced by The Great Courses in 2019.
Mode of access: World Wide Web.
Great Courses, The, film director.; K. Andre, Elizabeth, actor.
The Great Courses (Firm), dst; Kanopy (Firm), dst