2023年9月7日 · Disc desiccation is the loss of fluid in the intervertebral discs. When this occurs at each lumbar lore, the disc is not herniated or bulging and there is no surgical treatment.

2024年10月8日 · To prepare 95% ethanol from absolute ethanol, you would need to dilute the absolute ethanol with a calculated amount of distilled water. Since absolute ethanol is 100% pure, you can use the ...