Chinese scientists have developed a new material that can use light to efficiently and safely purify water.
SENEGAL | DAKAR:01.31 06:35
NIGERIA | LAGOS:01.31 07:35
EGYPT | CAIRO:01.31 08:35
UAE | DUBAI:01.31 10:35
SRI LANKA | COLOMBO:01.31 12:05
SINGAPORE:01.31 14:35
ENGLAND | LONDON:01.31 07:35
RUSSIA | MOSCOW:01.31 10:35
CHINA | BEIJING:01.31 14:35
AMERICA | Los Angels:01.30 23:35
AMERICA | New York:01.31 02:35
BRAZIL | San Paulo:01.31 03:35