Discredited alchemy was the birthplace of modern chemistry, and medicine made great strides long before we understood the roles of bacteria and viruses.
She pushed the book towards them, and Harry and Ron read: The ancient study of alchemy is concerned with making the Philosopher's Stone, a legendary substance with astonishing powers.
It's sort of this alchemy that happens with the wood especially in the roof area, where it gets over 100 degrees (Fahrenheit) ... during the day and cool at night.
The only way Karswell might find out is by asking the people at the British Museum Library for the name of anyone who studies all their old books about alchemy.
Thanks to the magical alchemy of the aldehydes, I throw people off the scent, not evoking any one flower, to become " a woman's fragrance with a woman's scent" .
" Incineration of one of the most famous roofs in the world may be especially dramatic, but there is no alchemy in this world. Lead will remain lead forever."
The Secretary writes to inform Mr Karswell that it is impossible for him to give the name of any person or persons who were asked for an opinion on Mr Karswell's paper on alchemy.