The correct option is D Fumes
Non-viable Particulates:
They are formed either by the breakdown of large materials or by the condensation of minutes particles and droplets.
1. Smoke: burning fossil fuel, dry leaves
2. Mists: Spray by liquid and condensation of vapours by air
3. Dust: Fine solid particlesgreater than 1 micrometer in diameter
4. Fumes: condensation of vapours duringchemical reactions.