In babies with spina bifida, nerves and membranes are able to push out of an opening in the spine and form a sac. This damages the nerves and can lead to serious infections, so surgery to repair the spine will usually take place within 48 hours of birth.
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RE: Painting an aluminum bracket. I would remove the paint by sanding down to the raw aluminum (80 grit should be fine). Prime with an acid etching primer then barrier coat and bottom paint. I would not go into the powder coat where you are not applying bottom paint.ainting an aluminum bracket. I bought 1994 boat last year with twin engines on an aluminum bracket. The previous owner told me he removed all the bottom paint on the boat and bracket the year before.