It was important to read the recent letters that revisited the dangers associated with the use of sodium azide (C&EN Jan. 11, page 4; April 5, page 5; and Nov. 9, 2009, page 8). None of these letters, ...
While at-home COVID-19 tests are considered safe and effective when used properly, a chemical found in some popular kits is leading to an increase in calls to poison control centers. Sodium azide is ...