reverse osmosis

what is the first stage of the reverse osmosis process?

• Sediment pre-filter for mechanical filtration

• Granular activated carbon pre-filter for membrane protection

• Ultrafine RO membrane

• Carbon polishing post filter

How do you say "pasos" in English

• feet

• foot

• pass

• step

4 stages of reverse osmosis se traduce como: 4 fases de osmosis inversa

• true

• false

Lodo in English is:

• mud

• rust

• dust

• grit

Arena in English is:

• mud

• rust

• dust

• grit

polvo in English is:

• mud

• rust

• dust

• grit

repeler o bloquear in english is

• repel

• screen out

• filter out

how do you say "agua potable" in English

Mud, dust and rust are pronounced as "mad, dast, rast"

• true

• false

cartridge is

• pesado

• cartucho

• plomo

• sedimento