Process manufacturing produces co-products and by-products. A co-product is a saleable end item that results from a process. A by-product is a material of value that is produced incidental to or as a residual of the process.
D. a rock with metamorphic minerals but no foliation or lineation. A shale is metamorphosed into three rock types: (1) a banded gneissic rock; (2) a rock with small mica crystals with a shiny aspect; (3) a very shiny rock with large mica crystals; and (4) a dull slate with cleavage. Which of the following lists these rocks in order of increasing metamorphic grade?
(RMS73). I have heard and tried two ways to make old dull plastic shiny again, and neither was completely satisfactory. First method: Wet your finger with some light oil and rub it on the plastic. This works after a fashion, but leaves the plastic with an oil film.RMS73). I have heard and tried two ways to make old dull plastic shiny again, and neither was completely satisfactory. First method: Wet your finger with some light oil and rub it on the plastic. This works after a fashion, but leaves the plastic with an oil film.