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@Davidsilvasmith
10 points

David Silva Smith

Last activity 4 years ago

Signed up 4 years ago

Can incense go off/out of date?

DA Davidsilvasmith asked on 09 July 2020, 08:42
0 answers / 0 votes / 371 views

Are tinted headlights illegal?

DA Davidsilvasmith asked on 30 May 2020, 22:16
0 answers / 0 votes / 537 views

How do we derive pH+pOH=14?

DA Davidsilvasmith asked on 02 June 2020, 10:30
0 answers / 3 votes / 394 views

What television show did you act out as a child?

DA Davidsilvasmith asked on 22 March 2020, 13:01
0 answers / 7 votes / 499 views

What happens if acetone reacts with H2SO4?

DA Davidsilvasmith asked on 23 April 2020, 17:04
0 answers / 4 votes / 415 views

Do you use foil with all colors or just bleach?

DA Davidsilvasmith asked on 16 June 2020, 14:23
0 answers / 5 votes / 601 views

Is urea and ammonium nitrate the same?

DA Davidsilvasmith asked on 03 July 2020, 08:06
0 answers / 3 votes / 670 views

Why is toluene used as a solvent?

DA Davidsilvasmith asked on 25 June 2020, 21:44
0 answers / 4 votes / 308 views

What is a saturated hydrocarbon?

DA Davidsilvasmith asked on 27 May 2020, 02:34
0 answers / 5 votes / 348 views

Can you water land-based plants with salty seawater?

DA Davidsilvasmith asked on 08 February 2020, 16:25
0 answers / 0 votes / 450 views

What is the latest ISO standard?

DA Davidsilvasmith asked on 12 January 2020, 02:42
0 answers / 8 votes / 303 views

Do we like tearing up paper?

DA Davidsilvasmith asked on 05 July 2020, 17:16
0 answers / 1 votes / 241 views

How is water desalinated on an industrial scale?

DA Davidsilvasmith asked on 24 December 2019, 11:17
0 answers / 6 votes / 204 views

How do you use escalators?

DA Davidsilvasmith asked on 15 July 2020, 19:14
0 answers / 1 votes / 649 views