If one knows that the death of the animal was a result of the slaughtering process, it is permissible to consume. Otherwise, it is not permissible to consume.
<p style="text-align: left;">It is permissible to have a gold tooth if it is not conventionally considered as beautification. If it is considered as beautification, then based on an obligatory precaution one should refrain from having one and the prayers with it is invalid.</p>
<p style="text-align: left;">There is no doubt that the presence of the Imam (peace be upon him) has its blessings and great effects on the welfare of mankind other than his role as the guide of people. Many narrations indicate such existence of blessings, like what is reported in some phrases of the Ziyaratul-Jamia.</p>
It is permissible to kiss the hands of a religious scholar out of respect because of his knowledge and piety. There is a narration that indicates clearly the permissibility to kiss the hand of a person and intending by doing so to kiss the hand of the Prophet (peace be upon him and his holy progeny). Apparently, this applies to the scholar who is knowledgeable in the Sharia.