The International Commission on Mathematical Instruction (ICMI) studies are unique in that they create opportunities to bring together large numbers and a diver-sity of scholars across countries and all kinds of practitioners to discuss a particular topic and generate publications deemed important and useful for different commu-nities. An international study on school mathematics…
Toxicology and Safety of Essential Oils: A Constituent-Based Approach” (Chapter 7). On account of the complexity of these natural products, the toxicological or biochemical testing of an EO will always be the sum of its constituents which either act in a synergistic or in an antagonistic way with one another. Therefore, the chemical characterization of the EO is very important for the underst…