Robert J. Davis Books

Fundamentals of Chemical Reaction Engineering

By Mark E. Davis, Robert J. Davis

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Fundamentals of Chemical Reaction Engineering

By Robert J. J. Davis, Mark E. E. Davis

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Fundamentals of chemical reaction engineering

By Mark E. Davis

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The Healthy Skeptic

By Robert Davis, Robert J. Davis

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"The Healthy Skeptic explores who the health promoters are - from journalists and celebrities to industry-funded groups and consumer activists - what their motives are, and how they are spinning us...

Right Under Your Feet

By Robert J. Davis

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Digital and computer projects

By Robert J. Davis

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Be Money Smart in Real Estate Investments and Insurance Your Roadmap to Wealth

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Coffee is Good for You

By Robert J. Davis

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Though food is supposed to be one of life's simple pleasures, few things cause more angst and confusion. Every day we are bombarded with come-ons for the latest diet, promises for "clinically pro...

Healthy Skeptic

By Robert Davis

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Fitter faster

By Robert J. Davis

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A science-backed guide to fitness provides information on how to adopt a healthy lifestyle, covering everything from stretching and workout routines to proper equipment, dietary supplements, and po...

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.