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For example , the Platonic solids are denoted T , C , O , D , and I. Hazardous materials to include flammable solids , liquids and gases , their properties and reaction to heat and water . The purpose of this research is to develop an understanding of the mechanisms by which calcareous ( carbonate-precipitating ) microorganisms and associated geochemical reactions sequester carbon dioxide into solid carbonate mineral phases . The Church 's doctrine regarding this issue is thus based , not on isolated phrases for facile theological argument , but on the solid foundation of a constant Biblical testimony . Students whose measurement work meets the Standards use ratio and proportion to describe how a change in one measure ( for example , side length ) affects other measures ( such as area or volume ) in similar shapes or solids . Extension project coordinators collaborated with the Rivanna Solid Waste Authority ( RSWA ) to develop a plan to deliver leaves collected in the fall and winter of 1994 and 1995 to area farms . By modeling all the components of the coach in mathematically accurate solids , it was possible to virtually build the coach inside the computer . Margo L. Vignola , a Salomon Brothers analyst , said she hopes for the appointment of " active , aggressive " people with solid reputations on Wall Street , such as Robert E. Rubin , Goldman Sachs ' vice chairiman . The new technique generates a variety of known polyhedra , including most of the Archimedean solids , and infinitely many new ones . The first question asks if lead shielding for radioactive wastes is a solid waste when it is disposed under certain conditions .