[BlindMath] Chemical formulae on websites

[David Farmer]

This page:

https://krautzource.github.io/aria-tree-walker/

includes an example of how one can examine a chemical formula
using a screen reader (the example includes a benzene ring
as part of the molecule).


On Wed, 26 May 2021, Niels Luithardt via BlindMath wrote:

> Hello Steve,
> Thank you for your answer!
> I still have one question on the subject: What about chemical
> structural formulae, e.g. the ring structure of benzene? These
> formulas are non-linear; can such formulas be displayed well for
> screen readers?
> And what about ChemML? Or is it better to stay with MathML?
> Many thanks and best regards
> Niels Luithardt
>
> 2021-05-17 15:59 GMT+02:00, Noble,Stephen L. via BlindMath
> <blindmath at nfbnet.org>:
>> MathML works well for linear chemical formulas and reaction equations. These
>> can be displayed with MathJax. However, only NVDA with the MathPlayer plugin
>> has much developed in the way of chemical speech rules.
>>
>> --Steve Noble
>>
>>
>> ________________________________
>> From: BlindMath <blindmath-bounces at nfbnet.org> on behalf of Niels Luithardt
>> via BlindMath <blindmath at nfbnet.org>
>> Sent: Monday, May 17, 2021 6:46 AM
>> To: blindmath at nfbnet.org <blindmath at nfbnet.org>
>> Cc: Niels Luithardt <niels.luithardt at googlemail.com>
>> Subject: [BlindMath] Chemical formulae on websites
>>
>> CAUTION: This email originated from outside of our organization. Do not
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>>
>> Hello all,
>> the question is perhaps a bit off-topic because it is not directly
>> about mathematics; but maybe someone here on the mailing list still
>> knows an answer and can help me.
>> What is the best way to display chemical formulae on web pages so that
>> the chemical formulae can be read by a screen reader? How well do
>> screen readers like NVDA and Jaws work with ChemML, or can MathJax
>> also display chemical formulae?
>> I would be very happy to receive answers!
>>
>> kind regards
>>
>> Niels
>>
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