Outlook - The 19 year old Kenyan saving lives. - 大象传媒 Sounds
Outlook - The 19 year old Kenyan saving lives. - 大象传媒 Sounds
The 19 year old Kenyan saving lives.
Kenya's Tom Osborn tell us how he invented a fuel that gives off 90% less smoke.
Kenya's Tom Osborn tell us how he invented a fuel that gives off 90% less smoke.