SK Telecom: sound wave to repel mosquitoes
Your sleep is disturbed by the mosquitoes every night? If you are living in South Korea, this annoying thing (probably) won’t happen again. SK Telecom-the largest operator in the country-offers new way to banish little enemy. An ultra sound wave can be downloaded and-although cannot be heard by human being-will repel mosquitoes in 1 meter [...]
