Question: In the scandal that received the most attention among food safety incidents, what was the food adulterated with?

Context paragraphs:
2014 Taiwan food scandal: The 2014 Taiwan food scandal refers to a series of food safety incidents in Taiwan that came to light in 2014.  Adulteration of cooking oil with recycled waste oil and animal feed oil was discovered in September 2014.  Despite coming to light only in 2014, mass food adulteration by Taiwanese food conglomerates, however, has been suppressed for decades, and the food safety crisis has been among the reasons for the electoral defeat of the Kuomintang in late 2014.  At least 1,256 businesses were affected in the gutter oil scandal.  In November 2014 it was found that dried tofu products (a.k.a. "dougan" 豆乾) have been adulterated with an industrial dye, methyl yellow (a.k.a. dimethyl), for some 20 years.  In December 2014, it was furthermore found that even regular non-dyed tofu has been found contaminated with carcinogens, resulting in over 25,000 kg recalled.

Food safety: Food safety is a scientific discipline describing handling, preparation, and storage of food in ways that prevent foodborne illness.  This includes a number of routines that should be followed to avoid potential health hazards.  In this way food safety often overlaps with food defense to prevent harm to consumers.  The tracks within this line of thought are safety between industry and the market and then between the market and the consumer.  In considering industry to market practices, food safety considerations include the origins of food including the practices relating to food labeling, food hygiene, food additives and pesticide residues, as well as policies on biotechnology and food and guidelines for the management of governmental import and export inspection and certification systems for foods.  In considering market to consumer practices, the usual thought is that food ought to be safe in the market and the concern is safe delivery and preparation of the food for the consumer.

Food safety incidents in China: Food safety incidents in China have received increased international media scrutiny following the reform and opening of the country, and its joining the World Trade Organization.  Urban areas have become more aware of food safety as their incomes rise.  Food safety agencies in China have overlapping duties.  The 2008 Chinese milk scandal received the most attention among food safety incidents.

Richard Sprenger: Richard Sprenger is a food safety expert and author of a number of books and many interactive training presentations on the topic of food safety and hygiene.  His commentary on food safety has featured in media in the Middle East such as "The National" and the "Khaleej Times".  He contributes regularly at such events as the Dubai International Food Safety Conferences, which are held annually across that Middle East and also speaks at events such as the annual Food Chain Conferences in Doha.

Food Safety News: Food Safety News is a news and campaigning website focusing on food safety.  It was founded in 2009 by Bill Marler, a lawyer and food safety advocate.  Marler is the Managing Partner of Marler Clark, a Seattle, Washington, law firm that specializes in foodborne illness cases.  He said that "Food Safety News" was created to "fill a void" left by print and broadcast media as budgetary constraints led to "dedicated reporters on the food, health and safety beats... being reassigned or seeing their positions disappear altogether."  The site provides daily news coverage of "foodborne illness outbreaks and investigations, food recalls, and how food safety fits into the local food movement."

Food Safety and Standards Authority of India: Food Safety and Standards Authority of India (FSSAI) is an autonomous body established under the Ministry of Health & Family Welfare, Government of India.  The FSSAI has been established under the Food Safety and Standards Act, 2006 which is a consolidating statute related to food safety and regulation in India.  FSSAI is responsible for protecting and promoting public health through the regulation and supervision of food safety.

2008 Chinese milk scandal: The 2008 Chinese milk scandal was a food safety incident in China.  The scandal involved milk and infant formula along with other food materials and components being adulterated with melamine.

Food safety in China: Food safety in China is a growing concern relating to agriculture.  China's principal crops are rice, corn, wheat, soybeans, and cotton in addition to apples and other fruits and vegetables.  China's principal livestock products include pork, beef, dairy, and eggs.  The Chinese government oversees agricultural production as well as the manufacture of food packaging, containers, chemical additives, drug production, and business regulation.  In recent years, the Chinese government attempted to consolidate food safety regulation with the creation of the State Food and Drug Administration of China in 2003; officials have also been under increasing public and international pressure to solve food safety problems.  Chinese Vice Premier Li Keqiang said, "Food is essential, and safety should be a top priority.  Food safety is closely related to people's lives and health and economic development and social harmony," at a State Council meeting in Beijing.

2013 Taiwan food scandal: The 2013 Taiwan food scandal refers to food safety incidents in the Republic of China (Taiwan) that began in October 2013.  Affected products included cooking oil, health pills, alcoholic beverages, milk and rice.

Norwegian Scientific Committee for Food Safety: The Norwegian Scientific Committee for Food Safety (VKM), (Norwegian: "Vitenskapskomiteen for mattrygghet" ), conduct open, independent, scientific risk assessments regarding food safety, animal health, plant health, animal welfare and cosmetics on request from the Norwegian Food Safety Authority.  VKM also carries out risk assessments on genetically modified organisms on request from the Norwegian Environment Agency.  The scientific committee itself is also free to take initiative to carry out risk assessments.  The risk assessments are used by the Norwegian Food Safety Authority and the Norwegian Environment Agency when giving advice to Norwegian ministries, and when Norwegian Food Safety Authority is developing new laws and regulations.

Supporting paragraphs: 2008 Chinese milk scandal Food safety incidents in China
Answer: melamine