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 All adults age 19 years and older need a one-time whooping cough booster vaccine. The whooping cough booster, called Tdap, is a combination vaccine with tetanus and diphtheria.  Pregnant women need Tdap vaccine during the third trimester (between 27 and 36 weeks of every pregnancy).