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John McAdam tarmac

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Clue 05

Clue 04

Clue 03

Clue 02

Born in 1756

Clue 01

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Clue 05

Clue 04

Clue 03

He was a scottish inventor who has a keen interest in road surface.

Clue 02

Born in 1756

Clue 01

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Clue 05

Clue 04

He discovered that the best stone or gravel had to be broken or crushed.

Clue 03

He was a scottish inventor who has a keen interest in road surface

Clue 02

Born in 1756

Clue 01

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next clue

Clue 05

He introduced 'tar' to bind the road surface together so make it stronger and safer.

Clue 04

He discovered that the best stone or gravel had to be broken or crushed.

Clue 03

He was a scottish inventor who has a keen interest in road surface.

Clue 02

Born in 1756

Clue 01

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His invention was called 'tarmac'

Clue 05

He introduced 'tar' to bind the road surface together so make it stronger and safer.

Clue 04

He discovered that the best stone or gravel had to be broken or crushed.

Clue 03

He was a scottish inventor who has a keen interest in road surface.

Clue 02

Born in 1756

Clue 01

Use my clues to guess who the scientist is.

Guess who?

John Loudon McAdamwas a scottish inventor, engineer and road builder from the 18th century.

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