Encaustic Art. Encaustic artists like Asheville painter Julia Fosson use beeswax, damar resin and pigment instead of oils or watercolors to create abstract flower paintings and abstract landscape paintings that seem to float off the surface. Encaustic paintings, unlike other works of art, donât need to be framed.
Some medications containing mild local anaesthetic are also available on prescription or over the counter from pharmacies. Depending on what they're being used for, local anaesthetics can be given as injections, creams, gels, sprays or ointments. Some of the main uses of local anaesthetics are outlined below.
Steroid ring system: The parent ABCD steroid ring system (hydrocarbon framework) is shown with IUPAC-approved ring lettering and atom numbering. A steroid is an organic compound with four rings arranged in a specific configuration.Examples include the dietary lipid cholesterol, the sex hormones estradiol and testosterone and the anti-inflammatory drug dexamethasone.teroids vary by the functional groups attached to this four-ring core and by the oxidation state of the rings. Sterols are forms of steroids with a hydroxyl group at position three and a skeleton derived from cholestane.