laboratory assistant in a special protective suit in the open air measures the level of environmental pollution with the device
Palabras clave
measuring,
scientist,
scientific,
protection,
danger,
pollution,
research,
professional,
analysing,
ecology,
glove,
man,
mask,
chemistry,
waste,
biology,
environmental,
researcher,
test,
nature,
work,
sampling,
ecologist,
equipment,
control,
analysis,
sample,
water,
quality,
environment,
industrial,
tube,
liquid,
outdoors,
chemical,
laboratory,
radiation,
biologist,
science,
biological,
river,
flask,
lake,
phone
){kind=link}