After trekking over a long distance to cull medicinal herbs, he wrote the world-famous monumental masterpiece Bencaogangmu (Compendium of Materia Medica) after 27 years of hard work.
Well, it's time to cull your make-up bag of all out of date eye make-up, especially mascara, yes even your favorite Chanel one you bought in 2016.
He told ABC News: "If we're going to cull these animals we do it humanely, but we also perhaps should think about what we might use the animals that are killed for.
Siegel is a former Columbia professor whose company, Predictive Impact, builds mathematical models that cull valuable nuggets of data from floods of raw information.
As one of the oldest companies doing start-up analysis, PitchBook, which sells clients subscriptions to its online database, employs 250 analysts to cull information about private companies.
The government has also proposed a 'cat cull' to kill 2 million cats in a bid to preserve other species.
In the study, researchers at the United States Department of Agriculture set out to determine the biofuel potential of juice from "cull" watermelons – those not sold due to cosmetic imperfections, and currently ploughed back into the field.
