Yeah, this is the same plant that gives us the beneficial castor oil.

蓖麻是一种为我们提供有益的蓖麻油的植物。

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The plant carboxylates and castor oil acid alkanolamide have a promising application for their simple processing.

植物羧酸盐和蓖麻油酸烷醇酰胺生产工艺简单，有良好应用前景。

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Roger Wicker, a Mississippi Republican, received a letter containing ricin, a toxin derived from the castor oil plant.

WSJ: Best of the Web Today: Fascism by the Numbers

Plants in this family, which include the rubber tree, castor oil plant and the cassava shrub, are typified by small blossoms, the researchers comment.

BBC: NEWS | Science/Nature | Family found for gigantic flowers

Ricin is derived from the castor plant that makes castor oil.

NPR: Attorney: Miss. Man Denies Mailing Ricin To Obama