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I

• The rate at which the flame advances into the combustible mixture ...

• Practical applications of the method are expanding to other casting fields.

• The atmosphere extends for about 200 miles above the surface of the Earth.

II

• The term "chilled iron" spreads to the part-white, part-grey types of cast iron.

• This requirement does not cover (or extend to) bacterial spores.

• The guarantee cannot be extended to cases of mechanical damage.