As of 2022-03-07, the Wikidata property immediately dangerous to life or health (P2129) is used on 396 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P1542 has effect 396
 0.0988
P1931 NIOSH Pocket Guide ID 394
 0.5495
P31 instance of 388
 0.0000
P231 CAS Registry Number 382
 0.0004
P2067 mass 380
 0.0011
P657 RTECS number 377
 0.2184
P232 EC number 377
 0.0068
P2566 ECHA InfoCard ID 376
 0.0068
P3117 DSSTox substance ID 376
 0.0004
P2404 time-weighted average exposure limit 372
 0.6242
P679 ZVG number 369
 0.0514
P2119 vapor pressure 366
 0.5537
P274 chemical formula 365
 0.0003
P652 UNII 363
 0.0053
P2062 HSDB ID 361
 0.0626
P235 InChIKey 358
 0.0003
P2101 melting point 356
 0.0114
P8494 DSSTOX compound identifier 355
 0.0004
P234 InChI 355
 0.0003
P661 ChemSpider ID 352
 0.0028
P233 canonical SMILES 352
 0.0004
P662 PubChem CID 352
 0.0004
P5220 ICSC ID 348
 0.2049
P646 Freebase ID 337
 0.0001
P7049 AICS Chemical ID (former scheme) 333
 0.0202
P2054 density 332
 0.2121
P6366 Microsoft Academic ID 325
 0.0012
P2102 boiling point 308
 0.3071
P683 ChEBI ID 307
 0.0028
P117 chemical structure 297
 0.0183
P592 ChEMBL ID 279
 0.0055
P7025 HCIS ID 270
 0.0708
P373 Commons category 251
 0.0001
P2840 NSC number 224
 0.0020
P2260 ionization energy 222
 0.4723
P665 KEGG ID 220
 0.0109
P2128 flash point 216
 0.3636
P4952 safety classification and labelling 215
 0.1351
P10283 OpenAlex ID 213
 0.0021
P1579 Reaxys registry number 212
 0.0109
P2177 solubility 209
 0.3489
P4964 SPLASH 209
 0.0263
P527 has part or parts 204
 0.0003
P1417 Encyclopædia Britannica Online ID 195
 0.0011
P6689 MassBank accession ID 191
 0.0171
P1578 Gmelin number 171
 0.0513
P486 MeSH descriptor ID 167
 0.0045
P2202 lower flammable limit 163
 0.3614
P227 GND ID 162
 0.0001
P8408 KBpedia ID 147
 0.0038

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P2404 time-weighted average exposure limit 372
 0.6242
P2119 vapor pressure 366
 0.5537
P1931 NIOSH Pocket Guide ID 394
 0.5495
P2260 ionization energy 222
 0.4723
P2128 flash point 216
 0.3636
P2202 lower flammable limit 163
 0.3614
P2177 solubility 209
 0.3489
P2203 upper flammable limit 140
 0.3189
P2102 boiling point 308
 0.3071
P2407 short-term exposure limit 103
 0.2412
P657 RTECS number 377
 0.2184
P2054 density 332
 0.2121
P2405 ceiling exposure limit 99
 0.2075
P5220 ICSC ID 348
 0.2049
P4952 safety classification and labelling 215
 0.1351
P695 UN number 107
 0.1349
P7524 CA PROP 65 ID 114
 0.1023
P1542 has effect 396
 0.0988
P2199 autoignition temperature 35
 0.0816
P8121 UM-BBD compound ID 96
 0.0779
P1109 refractive index 38
 0.0722
P3078 standard enthalpy of formation 43
 0.0715
P2240 median lethal dose (LD50) 32
 0.0714
P7025 HCIS ID 270
 0.0708
P1117 pKa 39
 0.0690
P8224 molecular model or crystal lattice model 133
 0.0677
P8491 AHECC 2017 ID 35
 0.0674
P2075 speed of sound 28
 0.0654
P3071 standard molar entropy 28
 0.0648
P2062 HSDB ID 361
 0.0626
P2201 electric dipole moment 25
 0.0585
P2300 minimal lethal dose 23
 0.0562
P3070 dynamic viscosity 23
 0.0554
P679 ZVG number 369
 0.0514
P1578 Gmelin number 171
 0.0513
P5076 Römpp online ID 91
 0.0492
P2107 decomposition point 28
 0.0478
P1108 electronegativity 20
 0.0422
P4842 ASHRAE refrigerant number 17
 0.0389
P246 element symbol 21
 0.0383
P1987 MCN code 35
 0.0324
P4852 JECFA database ID 29
 0.0312
P2565 global warming potential 17
 0.0304
P700 Kemler code 13
 0.0300
P2993 partition coefficient water/octanol 12
 0.0286
P4964 SPLASH 209
 0.0263
P4149 conjugate base 17
 0.0233
P9557 JECFA number 44
 0.0228
P3013 surface tension 9
 0.0221
P2116 molar enthalpy of vaporization 9
 0.0220