Vista lateral del científico masculino en traje protector que examina la muestra de agua en el matraz de ensayo al aire libre - Foto e imágenes de stock

Male scientist in protective suit and mask writing in clipboard and pointing while his female colleague examining sample of water in test flask outdoors

Male scientist in protective mask and suit writing in clipboard near water outdoors

Selective focus of male scientist in protective mask and suit writing in clipboard near water outdoors

Weed control. Industrial agriculture researching. Man with digital tablet in protective suite and mask taking weed samples in the field. Natural hard light on sunny day.

Serious male scientist in protective mask and suit writing in clipboard near water outdoors

Serious male scientist in protective suit and mask putting sample of soil by tweezers in test flask outdoors

Female and male scientists in protective masks and suits working with digital tablet and looking at camera outdoors

Two scientists in protective masks and suits examining fish and writing in clipboard near river

Selective focus of female scientist in protective suit and googles holding clipboard in meadow

Pest control worker standing with sprayer in kitchen and looking at camera

Female scientist in protective suit and googles holding clipboard in meadow

Pest control worker spraying pesticides on metal shelves in kitchen

Pest control worker standing in respirator in bathroom and looking at camera

Pest control worker spraying pesticides on floor at home

Pest control worker in uniform spraying pesticides on bush

Pest control worker spraying pesticides on bush