A cup and straw that can detect date-rape drugs?

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The pitch reads: "Would you know if an odorless, colorless and tasteless rape drug were put in your drink? What if your cup, straw or glass changed color to warn you?"http://feeds.feedburner.com/~ff/rss/cnn_us?d=yIl2AUoC8zA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=tfe4y8PqHeE:Ic8ULroDtU4:yIl2AUoC8zA) http://feeds.feedburner.com/~ff/rss/cnn_us?d=7Q72WNTAKBA</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=tfe4y8PqHeE:Ic8ULroDtU4:7Q72WNTAKBA) http://feeds.feedburner.com/~ff/rss/cnn_us?i=tfe4y8PqHeE:Ic8ULroDtU4:V_sGLiPBpWU</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=tfe4y8PqHeE:Ic8ULroDtU4:V_sGLiPBpWU) http://feeds.feedburner.com/~ff/rss/cnn_us?d=qj6IDK7rITs</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=tfe4y8PqHeE:Ic8ULroDtU4:qj6IDK7rITs) http://feeds.feedburner.com/~ff/rss/cnn_us?i=tfe4y8PqHeE:Ic8ULroDtU4:gIN9vFwOqvQ</img> (http://rss.cnn.com/~ff/rss/cnn_us?a=tfe4y8PqHeE:Ic8ULroDtU4:gIN9vFwOqvQ)
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