Rubber is a natural substance deriving from trees, but to get it into its useful form, treatment in the form of a process called vulcanization must occur. Vulcanization cures rubber via the method of ...

Despite having no legs, Warlito Tumpap works tirelessly at a vulcanizing shop to make ends meet for his family and send his children to school LAOAG CITY, Philippines – All kinds of vehicles – trucks, ...