Abstract
Totally 459 specimens of cup-soft drinks and hot beverages were sampled from vending machines at Taipei, Taoyuan, Hsinchu, Miaoli, Taichung, Changhwa, Yunlin, Tainan, Chiayi, Kaohsiung, Pington, Ilan, and Hwalien. The sample pHs were around 2.44-2.97 for carbonated soft drinks orange soda, lemonade soda, sarsaparilla, and cola; 2. 73 for lemon tea; 6. 86 for cocoa; 5. 62 for coffee; and 6. 43 for fruit-milk. The average temperature of hot beverages was around 74. 3 - 76. O℃. Mean total viable count in hot lemon tea was 5.9 colony forming units (CFU)/ml; 14. 1 in cola; 31.6 in hot coffee; 51.3 in sarsaparilla; 53.7 in lemonade soda; 89. 1 in orange soda; 3.2 x 100 in cold coffee; 8. 7 x 100 in both cold cocoa and cold lemon tea; 4. 6x10000 in hot cocoa; 9. 6 x 10000 in fruit-milk. The mean total viable count in specimens taken in the summer was significantly lower than those in the spring and winter (p
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