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OpenStax: Textbooks
OpenStax offers free textbooks to all types of students, making education accessible and affordable for everyone.
You will find books on the topics:- bookkeeping;
- economy;
- management and marketing;
- nursing;
- Sciences;
- human Sciences;
- math; …
Translated by
WebsiteTeacher -
Read Before Use: Handling Chemical Products
Prevent accidents with Read Before Use.
With information about:
- chemical products;
- read before use;
- golden tips;
- hazard symbols;
- what to do in the event of an accident.
Translated by
Website (10)Teacher