Water resource experts check the water quality in a community canal contaminated with garbage in the canal.
Palabras clave
adults only,
agriculture,
biology,
climate change,
concentration,
datum,
engineer,
environment,
equipment,
examining,
expertise,
horizontal,
improvement,
industry,
inspector,
intelligence,
laboratory,
male,
manufacturing,
man,
nature,
occupation,
one person,
outdoors,
paper,
photo,
professional occupation,
quality control,
recycling,
renewable energy,
science,
scientist,
service,
sewage,
solution,
surveillance,
technician,
technology,
test tube,
two people,
water,
working,
young men