3 ms·Or, tangentially, atrazine. https://youtu.be/i5uSbp0YDhc https://youtu.be/i5uSbp0YDhcby richbell 4y agoOr, tangentially, atrazine. https://youtu.be/i5uSbp0YDhc https://youtu.be/i5uSbp0YDhc