1 ï Bijker and Pinch use the example of the plastic Bakelite to illustrate their idea of social forces at work in shaping technology.ï Bakelike: an early plastic, started out as an artificial substitute for varnish. ï 2  It was not a market success.
One dose of Tdap vaccine is recommended for: 1  Kids aged 7 to 10 years who who did not get all 5 doses of DTaP vaccine. 2  Adolescents aged 11 to 18 years (preferably at 11 or 12 years of age). 3  Pregnant women need to get Tdap vaccine at each pregnancy, even if they've been vaccinated before.
1 Tdap. 2  Over time, protection from tetanus decreases, so older children need to get a booster shot. 3  It has a full dose of tetanus and lower amounts of diphtheria and pertussis. 4  All people between the ages of 11 and 18 are advised to get the booster, preferably around 11 or 12 years old. If you have not had the Tdap vaccine before and don't have it during pregnancy, you should get vaccinated immediately after giving birth. 2  If you get a dirty cut or wound while pregnant, you will likely need to get a tetanus booster shot.