平林漠漠2021-09-24 12:11:53回複悄悄話
對不起,請把我那些不全的評論刪除掉。應該是HTML語言的蟲子。
0.2 to 8.6 μg/L in coffee, and from 0.2 to 1.6 μg/L in tea。
平林漠漠2021-09-24 12:10:56回複悄悄話
0.2 to 8.6 μg/L in coffee, and from
平林漠漠2021-09-24 12:10:30回複悄悄話
下麵的引用被砍到一點,這裏貼全了。0.2 to 8.6 μg/L in coffee, and from
平林漠漠2021-09-24 12:08:47回複悄悄話
色彩鮮豔的茶杯尤其是有些年頭的可能會有點鉛汙染的擔憂?我手多隨便查了下,不夠嚴謹,不過好像可以自己測測家裏茶杯泡出來的茶含鉛量看看怎麽樣?下麵這個study裏測出來的鉛好像還蠻高的。整段話搜應該能找到原文。
The results of this pilot study suggest that lead in ceramic mugs can leach into coffee and tea. The measured lead concentrations ranged from 0.2 to 8.6 μg/L in coffee, and from
0.2 to 8.6 μg/L in coffee, and from 0.2 to 1.6 μg/L in tea。
The results of this pilot study suggest that lead in ceramic mugs can leach into coffee and tea. The measured lead concentrations ranged from 0.2 to 8.6 μg/L in coffee, and from