id	substance	phase	table	cp_j_per_g_k	cp_molar_j_per_mol_k	cv_molar_j_per_mol_k	cp_volumetric_j_per_cm3_k	cv_per_atom_r
23	Hydrogen	gas	Main	14.3	28.82			
22	Helium	gas	Main	5.193	20.786	12.471		
4	Ammonia	liquid	Main	4.7	80.08		3.26	3.21
29	Lithium at 181 °C	liquid	Main	4.379	30.33		2.242	3.65
28	Lithium at 181 °C	solid(?)	Main	4.233				
50	Water at 100 °C	liquid	Main	4.216	75.95	67.9	3.77	
49	Water at 25 °C	liquid	Main	4.181	75.34	74.55	4.138	
65	Water	liquid	Building materials	4.181				
27	Lithium	solid	Main	3.58	24.8		1.912	2.98
5	Animal tissue (incl. human)	mixed	Main	3.5			3.7	
38	Paraffin wax C₂₅H₅₂	solid	Main	2.5	900		2.325	
16	Ethanol	liquid	Main	2.44	112		1.925	
39	Polyethylene (rotomolding grade)	solid	Main	2.302			2.15	
17	Gasoline (octane)	liquid	Main	2.22	228		1.64	
32	Methane at 2 °C	gas	Main	2.191	35.69			
33	Methanol	liquid	Main	2.14		68.62	1.695	
51	Water at −10 °C (ice)	solid	Main	2.05	38.09		1.938	
48	Water at 100 °C (steam)	gas	Main	2.03	36.5	27.5	1.53	
9	Beryllium	solid	Main	1.82	16.4		3.367	1.97
66	Wood	solid	Building materials	1.7				
34	Molten salt (142–540 °C)	liquid	Main	1.56			2.62	
42	Sodium	solid	Main	1.23	28.23		1.19	3.39
61	Gypsum	solid	Building materials	1.09				
35	Nitrogen	gas	Main	1.04	29.12	20.8		
36	Neon	gas	Main	1.03	20.786	12.471		
30	Magnesium	solid	Main	1.02	24.9		1.773	2.99
24	Hydrogen sulfide H₂S	gas	Main	1.015	34.6			
2	Air (typical room conditions)	gas	Main	1.012	29.19	20.85	0.00121	
1	Air (Sea level, dry, 0 °C (273.15 K))	gas	Main	1.0035	29.07	20.764	0.001297	
53	Asphalt	solid	Building materials	0.92				
37	Oxygen	gas	Main	0.918	29.38	21		
3	Aluminium	solid	Main	0.897	24.2		2.422	2.91
55	Concrete	solid	Building materials	0.88				
62	Marble, mica	solid	Building materials	0.88				
18	Glass	solid	Main	0.84			2.1	
54	Brick	solid	Building materials	0.84				
56	Glass, silica	liquid	Building materials	0.84				
12	Carbon dioxide CO₂	gas	Main	0.839	36.94	28.46		
63	Sand	solid	Building materials	0.835				
64	Soil	solid	Building materials	0.8				
20	Granite	solid	Main	0.79			2.17	
60	Granite	solid	Building materials	0.79				
59	Glass, borosilicate	liquid	Building materials	0.753				
21	Graphite	solid	Main	0.71	8.53		1.534	1.03
40	Silica (fused)	solid	Main	0.703	42.2		1.547	
57	Glass, crown	liquid	Building materials	0.67				
45	Titanium	solid	Main	0.523	26.06		2.638	3.13
7	Argon	gas	Main	0.5203	20.786	12.471		
15	Diamond	solid	Main	0.509	6.115		1.782	0.74
58	Glass, flint	liquid	Building materials	0.503				
43	Steel	solid	Main	0.466			3.756	
13	Chromium	solid	Main	0.449	23.35		3.21	2.81
25	Iron	solid	Main	0.449	25.09		3.537	3.02
52	Zinc	solid	Main	0.387	25.2		2.76	3.03
14	Copper	solid	Main	0.385	24.47		3.45	2.94
8	Arsenic	solid	Main	0.328	24.6		1.878	2.96
41	Silver	solid	Main	0.233	24.9		2.44	2.99
11	Cadmium	solid	Main	0.231	26.02		2	3.13
44	Tin	solid	Main	0.227	27.112		1.659	3.26
6	Antimony	solid	Main	0.207	25.2		1.386	3.03
31	Mercury	liquid	Main	0.1395	27.98		1.888	3.36
46	Tungsten	solid	Main	0.134	24.8		2.58	2.98
19	Gold	solid	Main	0.129	25.42		2.492	3.05
26	Lead	solid	Main	0.129	26.4		1.44	3.18
10	Bismuth	solid	Main	0.123	25.7		1.2	3.09
47	Uranium	solid	Main	0.116	27.7		2.216	3.33