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Technical, Ecological,
and Social Aspects of
Nanotechnologies
Pawel Szewczyk
INTRODUCTION
The eld of nanotechnologies is one of the fastest-growing and most important scientic develop-
ments in the last quarter of a century. The discoveries and innovations bridge length scales from
atoms to our everyday experience and will continue to many new and unanticipated developments,
as well as products such as lightweight materials, self-cleaning clothing, protective coatings, and
so forth.
Nanotechnologies are the rst technologies that are developing in the Internet era, and as such,
they became subjects of thousands of nontruthful Internet pages, ...