Table B.6.

Details of search strings used for literature searches in Web of Science^TM Core Collection on potential chemical food safety risks in HPP‐treated food through formation of process contaminants

Set number	Search query	No of records
#7	#6 AND #1 Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	985
#6	#3 OR #2 Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	11,791,681
#5	#3 AND #1 Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	809
#4	#2 AND #1 Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	283
#3	TS=(“reaction product" OR "potential reaction product" OR metabolite* OR "metabolite* of contaminant*" OR contaminant* OR "chemical food safety risk*" OR impurit* OR food safety OR risk assessment OR risk OR toxic compound OR toxic* OR adverse OR undesirable OR harm* OR safe OR safety OR hazard OR chemical) Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	8,076,879
#2	TS=(nanoparticle or nitrosamine or “polychlorinated naphthalene” OR PCN OR heterocyclic amines OR polycyclic amines OR acrylamide OR mcpd OR monochloropropanodiol OR chloropropanodiol OR monochloropropanediol OR chloropropanediol OR mineral oil OR aflatoxin* OR glycoalkaloid* OR HMF OR grayanotoxin* OR perfluoroalkyl substance* PFAs OR Ochratoxin A OR OTA OR chlorinated paraffin* OR quinolizidine alkaloid* OR cyanogenic glycoside* OR "perfluorooctane sulfonic acid" OR “perfluorooctanoic acid” OR dioxin* OR "dioxin‐like PCB" OR diacetoxyscirpenol OR fumonisin OR “opium alkaloid” OR moniliformin OR "monochloropropane diol" OR furan OR methylfuran OR "hydrocyanic acid" OR deoxynivalenol OR zearalenone OR tetrodotoxin OR TTX OR TTX analogue OR "T2 toxin" OR "HT2 toxin" OR Erucic acid OR Malachite green OR monochloropropanediol OR MCPD OR phorbol ester OR tetrahydrocannabinol OR THC OR nitrofuran OR chlorate OR acrylamide OR nickel OR mycotoxin OR Chloramphenicol OR perchlorate OR beauvericin OR enniatin OR methylmercury OR chromium OR "Tropane alkaloid" OR sterigmatocystin OR endocrine disruptor OR mercury OR PCDD/F OR DL‐PCB OR "Brominated Flame Retardant" OR BFR OR Ergot alkaloid OR "Mineral Oil Hydrocarbon" OR "Brominated Phenol" OR citrinin OR phomopsin OR Tetrabromobisphenol A OR TBBPA OR "Pyrrolizidine alkaloid" OR "Alternaria toxin" OR Hexabromocyclododecane OR HBCDD OR "Polybrominated Diphenyl Ether" OR PBDE OR glycerine OR PBB OR marine biotoxin OR Brevetoxin OR mercury OR PCDD/F OR DL‐PCB OR Ciguatoxin OR Cyclic imine OR spirolide OR gymnodimine OR pinnatoxin OR pteriatoxin OR Lead OR Melamine OR Palytoxin OR "high viscosity white mineral oil" OR Arsenic OR “Domoic acid” OR Pectenotoxin OR Uranium OR Saxitoxin OR Nitrite OR Cadmium OR Yessotoxin OR Gossypol OR Azaspiracid OR "Polycyclic Aromatic Hydrocarbon" OR Perfluorooctane sulfonate OR PFOS OR perfluorooctanoic acid OR PFOA OR Nitrate OR diclazuril OR nicarbazin OR robenidine OR decoquinate OR halofuginone hydrobromide OR okadaic acid OR “Ethyl carbamate” OR hydrocyanic acid OR hormone residue) Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	4,770,006
#1	TS=("High pressure process*" OR "high‐hydrostatic pressure process*" OR "ultra‐high‐pressure process*") Indexes=SCI‐EXPANDED, SSCI, A&HCI, CPCI‐S, CPCI‐SSH, BKCI‐S, BKCI‐SSH, ESCI, CCR‐EXPANDED, IC Timespan=All years	2,374