Glass-international.com W3C HTML Markup Validation
HTML markup errors and warnings
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Errors:
No space between attributes.
Saw “"” when expecting an attribute name. Probable cause: “=” missing immediately before.
Attribute “"” not allowed on element “div” at this point.
Bad value “” for attribute “target” on element “a”: Browsing context name must be at least one character long.
No “p” element in scope but a “p” end tag seen.
Bad value “https://www.vpinstruments.com/solutions/glass-industry-energy-saving/?utm_source=Glass international&utm_medium=Banner&utm_term=Paid&utm_content=Banner-glassintern-blue&utm_campaign=Glass” for attribute “href” on element “a”: Illegal character in query: space is not allowed.
The “align” attribute on the “img” element is obsolete. Use CSS instead.
An “img” element must have an “alt” attribute, except under certain conditions. For details, consult guidance on providing text alternatives for images.
Warnings:
Attribute “"” is not serializable as XML 1.0.
The “language” attribute on the “script” element is obsolete. You can safely omit it.
Section lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all sections.
Article lacks heading. Consider using “h2”-“h6” elements to add identifying headings to all articles.
This document appears to be written in English. Consider adding “lang="en"” (or variant) to the “html” start tag.
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