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.
For Preteens, Teens, and Adults. 1  Tdap is a tetanus, diphtheria, and pertussis vaccine given to preteens, teens, and adults. It can be given after exposure to tetanus under some circumstances in place of one of the Td (tetanus and diphtheria vaccine) shots you would get every 10 years. Tdap is especially important for pregnant women.