Acne 2 - a comparative study of tea-tree oil versus benzoyl peroxide in the treatment of acne found that 5% tea-tree oil and 5% benzoyl peroxide had a significant effect in ameliorating the patients' acne.
babushka - a woman's headscarf folded into a triangle and tied under the chin; worn by Russian peasant women. headscarf - a kerchief worn over the head and tied under the chin.
These decorated wooden dolls with a secret are also called matryoshka dolls or babushka dolls. They are recognized even in the countries thousand miles away from Russia. Taking a Russian nesting doll back home is a must among tourists from Europe and the United States alike. The lovers of exotics collect matryoshkas in Australia and South Africa.