ozone layer

noun 0.769

ozone

noun 0.710

ozone hole

noun 0.684

shield

noun 0.660

shielding

noun 0.640

white shield

noun 0.599

heatshield

noun 0.581

radiation shielding

noun 0.579

ozone therapy

noun 0.573

ozonide

noun 0.557

ozonization

noun 0.553

sunshade

noun 0.543

ionosphere

noun 0.539

shielded room

noun 0.536

biozone

noun 0.529

sun umbrella

noun 0.525

human shield

noun 0.515

shade

noun 0.514

radiation belt

noun 0.510

scudo

noun 0.509