1.   At the higher temperatures the plant becomes straggly.

2.   Either very exotic and expensive metals or oxygen-free exhausts must be used to get to higher temperatures.

3.   For example, do households living in well-insulated accommodation balance out potential savings by maintaining higher temperatures?

4.   He tried experimenting with various catalysts at these higher temperatures, again without results.

5.   It is not widely grown in Britain, as it requires strong land and considerably higher temperatures than other cereals.

6.   Red wines are fermented at a higher temperature than whites to extract colour and tannin from the skins.

7.   The plant is sensitive to alkaline conditions and prefers cool waters but temporarily withstands higher temperatures.

8.   To produce a dark brick, for example, it is baked at a higher temperature.