Geek Trivia: In The Mid-20th Century, Radioactive Material Was Used Successfully In Which Of These Unlikely Applications?

In The Mid-20th Century, Radioactive Material Was Used Successfully In Which Of These Unlikely Applications? Gardening Water Purification Ship Welding Beauty Parlor TreatmentsThink you know the answer?

خرید وی پی ان آنتی فیلترآنتی فیلتر