Eye irritation

As an indication, the market for eye strain and eye care products in the UK in 1986 was £9 million.

1. Minor ailments
2. Flight-related illness
3. Disorders of the skin

1. Visually impaired persons
2. Watery eyes

1. Visual strain in modern technology
2. Toxic blue-green algae in drinking water
3. Photochemical oxidant formation
4. Irritant fumes
5. Fungicides as pollutants
6. Eye diseases and disorders

1. Strain
2. Overstrain
3. Irritability