Those who are conversant in practical chemistry, know that not more than one new experiment in five is fit to be reported to the public; the rest are found, upon due reflection, to be some way or other defective, and are useful only as they shew the source of error, and the means of avoiding it.


A New System of Chemical Philosophy (Volume 1), Part 2, Preface


Those who are conversant in practical chemistry, know that not more than one new experiment in five is fit to be reported to the public; the rest are ...

Those who are conversant in practical chemistry, know that not more than one new experiment in five is fit to be reported to the public; the rest are ...

Those who are conversant in practical chemistry, know that not more than one new experiment in five is fit to be reported to the public; the rest are ...

Those who are conversant in practical chemistry, know that not more than one new experiment in five is fit to be reported to the public; the rest are ...