Oh that’s grim - and seems so foolish. People will die. Assuming that is a direct quote, the editor has missed ‘insure’. It should be ’ensure’. Edit: others h

Oh that’s grim - and seems so foolish. People will die. Assuming that is a direct quote, the editor has missed ‘insure’. It should be ’ensure’. Edit: others have posted possible reasons for the test method which give important context.