sewage treatment plant
chemical
city water
clean water
desalinate
desalination
desalination plant
energy
engineering
environment
equipment
factory
filter
generating
hadera
industrial
industrial facility
industrialplant
industry
israel
many
module
municiple
municiple plant
osmosis
pipelines
pipes
piping
plant
pollution
public utility
purified water
purity
refinery
reverse
sign
technology
treatment
unit
valves
water
water plant