TP Chemical technology 15 Hospitality industry. Hotels, clubs, restaurants, etc. Food service 10 TK Electrical engineering. Electronics Nuclear engineering 8 Food industry and trade. Halal food industry. Certification 7 Sustainability 6 Consumer behavior. Consumers' preferences. Consumer research. Including consumer profiling 5 Consumer satisfaction 5 Malaysia 5 Marketing 5 RA0421 Public health. Hygiene. Preventive Medicine 5 QD Chemistry 4 T Technology (General) 4 TJ Mechanical engineering and machinery 4 TX341-641 Nutrition. Foods and food supply 4 Travel and the state. Tourism 4 Analytical chemistry 3 Customer services. Customer relations 3 Food 3 HD28 Management. Industrial Management 3 Meat 3 Navy bean 3 QA75 Electronic computers. Computer science 3 TA Engineering (General). Civil engineering (General) 3 TH Building construction 3 TP368-456 Food processing and manufacture 3 BP Islam. Bahaism. Theosophy, etc 2 Bread 2 Chemicals 2 Cooking 2 Financial management. Business finance. Corporation finance 2