O₁Z₁₀O₁N₁A₁T₁I₁O₁N₁S₁

19 points

OZONATIONS is validvalid

OZONATION, the act of ozonating [n]

135,549 of 196,601 in NWL2023·also valid in CSW24

OZONATION, the act of treating with ozone, also OZONISATION, OZONIZATION [n]

170,513 of 280,887 in CSW24·also valid in NWL2023