Dental erosion involves demineralisation where teeth are attacked by acids and tooth enamel is consequently worn away.

BBC: Tea 'good for teeth'

The teeth, exposed by erosion and tides, can be as big as a human hand.

NEWYORKER: Bones of Contention

Erosion occurs when chemicals strip the mineral off the teeth.

CNN: Juices, tea and energy drinks erode teeth

Erosion, caused by acidic substances, is a wearing away of the enamel coating of teeth.

BBC: NEWS | Health | Bad teeth blamed on fizzy drinks

More than half of those aged between four and 18 also suffered from dental erosion - when acid found for example in fizzy drinks and some fruit juices directly rots the teeth.

BBC: Dentist