{'fraction_non_alphanumeric': 0.02672147995889003, 'fraction_numerical': 0.0041109969167523125, 'mean_word_length': 4.7976190476190474, 'pattern_counts': {'":': 0, '<': 0, '<?xml version=': 0, '>': 0, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
Graduate student gets prison sentence for poisoning﻿

A former chemistry PhD candidate at Queen’s University in Canada who confessed to poisoning a colleague has been sentenced to seven years in prison. Zijie Wang pleaded guilty on Oct. 25 to introducing the carcinogen N-nitrosodimethylamine (NDMA) to his colleague’s food and drink. A Kingston court on Dec. 11 sentenced Wang to seven years each for one count of administering a noxious substance and one count of aggravated assault. He will serve the sentences concurrently. Subtracting time he has already spent in custody, he has just under six years left to serve. “Our hearts go out to the victim and his family; we recognize this highly unusual and upsetting crime continues to have a significant impact on everyone involved,” a Queen’s spokesperson tells C&EN. Wang worked in the lab of Guojun Liu, a chemist working on polymer synthesis and applications at Queen’s. During his time at Queen’s, Wang created cotton