Former name: Wexcombe

The 3M Company has had spectacular success with its scratch-and-sniff scents. These are microfragrances encapsulated in millions of tiny plastic bubbles — more than fifty million to a square inch of paper.

When it is impossible to use the protoxide either alone or according to the method of M. Bert, recourse may be had to the mixed method, which consists in siderating the patient with the protoxide and continuing the anesthesia with ether or chloroform.

Disease name: Tobacco rattle Causal virus: Tobacco rattle virus Symptoms: Necrotic local lesions, necrotic or chlorotic ringspots, systemic necrosis, ringspots, line patterns, mottling are the various symptoms induced in tobacco depending on the environment and cultivars.